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Ekaterina2490
@Ekaterina2490
June 2022
1
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Записать уравнение химической реакции,
с помощью которых можно осуществить
превращения:Cu
⇒CuO⇒CuCl₂⇒Cu(OH)₂⇒CuO⇒Cu
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Verified answer
2Cu + O₂ = 2CuO
CuO + 2Hcl = CuCl₂ + H₂O
CuCl₂ + 2KOH = Cu(OH)₂ + 2KCl
Cu(OH)₂ = CuO + H₂O
CuO + H₂ = Cu + H₂O
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Answers & Comments
Verified answer
2Cu + O₂ = 2CuOCuO + 2Hcl = CuCl₂ + H₂O
CuCl₂ + 2KOH = Cu(OH)₂ + 2KCl
Cu(OH)₂ = CuO + H₂O
CuO + H₂ = Cu + H₂O